3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Brid | 2 | 1666 | 595 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.314 | 0.314 | 0.319 | 50.6 | -63 | -38 | 1538 | 1475 | 12159 |
| EloSRM | -0.339 | 0.339 | 0.342 | 64.8 | -70 | -59 | 1736 | 1666 | 12002 |
| SRMFix | -0.404 | 0.404 | 0.404 | 80.4 | -90 | -71 | 1110 | 1039 | 12356 |
| initial | -0.404 | 0.404 | 0.410 | 48.7 | -57 | -41 | 1159 | 1103 | 12267 |
| SRM | -0.952 | 0.952 | 0.953 | 302.5 | -315 | -290 | 885 | 595 | 11754 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2013-02-13 | SRM 570 | 2 | 969 | 760.32 | -0.38 | -70 | 1666 | 12002 | -290 | 595 | 11754 |
| 1 | 2013-01-21 | SRM 567 | 2 | 615 | 627.94 | -0.30 | -59 | 1736 | 10212 | -315 | 885 | 7790 |